Declension table of ?vibhūma

Masculine	Singular	Dual	Plural
Nominative	vibhūmaḥ	vibhūmau	vibhūmāḥ
Vocative	vibhūma	vibhūmau	vibhūmāḥ
Accusative	vibhūmam	vibhūmau	vibhūmān
Instrumental	vibhūmena	vibhūmābhyām	vibhūmaiḥ vibhūmebhiḥ
Dative	vibhūmāya	vibhūmābhyām	vibhūmebhyaḥ
Ablative	vibhūmāt	vibhūmābhyām	vibhūmebhyaḥ
Genitive	vibhūmasya	vibhūmayoḥ	vibhūmānām
Locative	vibhūme	vibhūmayoḥ	vibhūmeṣu

Compound vibhūma -

Adverb -vibhūmam -vibhūmāt